/Engine/Source/Runtime/SlateCore/Public/Input/HittestGrid.h
typedef TMulticastDelegate_TwoParams< void, const [FHittestGrid](API\Runtime\SlateCore\Input\FHittestGrid) *, const [FDebuggingFindNextFocusableWidgetArgs](API\Runtime\SlateCore\Input\FHittestGrid\FDebuggingFindNextFocusableWidge-_1) & > FDebuggingFindNextFocusableWidget